Genuine OEM Volkswagen Lower Timing Chain Tensioner, part number 07K109467B. This critical component ensures proper tension is maintained on the engine's lower timing chain, which is essential for accurate valve timing and smooth engine operation. It is positioned specifically for the lower section of the timing chain assembly. Constructed from durable metal with a wear-resistant plastic shoe, it is built for long-term reliability. Choosing a genuine OEM tensioner guarantees factory-specified spring rates and material quality for optimal chain longevity and engine protection.